[PATCH v2 36/38] ARM: EXYNOS: Use exynos_init_io() as map_io callback

[Tomasz Figa <t.figa@xxxxxxxxxxx>]

Since there is no board specific mapping needed on Exynos,
exynos_init_io() can be simplified and used as map_io callback for both
Exynos4 and Exynos5.

Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Signed-off-by: Tomasz Figa <t.figa@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
 arch/arm/mach-exynos/common.c          | 5 +----
 arch/arm/mach-exynos/common.h          | 2 +-
 arch/arm/mach-exynos/mach-exynos4-dt.c | 7 +------
 arch/arm/mach-exynos/mach-exynos5-dt.c | 7 +------
 4 files changed, 4 insertions(+), 17 deletions(-)

diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index 91d457f..561890f 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -351,15 +351,12 @@ int __init exynos_fdt_map_chipid(unsigned long node, const char *uname,
  * register the standard cpu IO areas
  */
 
-void __init exynos_init_io(struct map_desc *mach_desc, int size)
+void __init exynos_init_io(void)
 {
 	debug_ll_io_init();
 
 	of_scan_flat_dt(exynos_fdt_map_chipid, NULL);
 
-	if (mach_desc)
-		iotable_init(mach_desc, size);
-
 	/* detect cpu id and rev. */
 	s5p_init_cpu(S5P_VA_CHIPID);
 
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h
index 1c83f95..38d45fd 100644
--- a/arch/arm/mach-exynos/common.h
+++ b/arch/arm/mach-exynos/common.h
@@ -19,7 +19,7 @@ void exynos_init_time(void);
 extern unsigned long xxti_f, xusbxti_f;
 
 struct map_desc;
-void exynos_init_io(struct map_desc *mach_desc, int size);
+void exynos_init_io(void);
 void exynos4_restart(char mode, const char *cmd);
 void exynos5_restart(char mode, const char *cmd);
 void exynos_init_late(void);
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
index df15726..0099c6c 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -23,11 +23,6 @@
 
 #include "common.h"
 
-static void __init exynos4_dt_map_io(void)
-{
-	exynos_init_io(NULL, 0);
-}
-
 static void __init exynos4_dt_machine_init(void)
 {
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
@@ -55,7 +50,7 @@ static void __init exynos4_reserve(void)
 DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)")
 	/* Maintainer: Thomas Abraham <thomas.abraham@xxxxxxxxxx> */
 	.smp		= smp_ops(exynos_smp_ops),
-	.map_io		= exynos4_dt_map_io,
+	.map_io		= exynos_init_io,
 	.init_early	= exynos_firmware_init,
 	.init_machine	= exynos4_dt_machine_init,
 	.init_late	= exynos_init_late,
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
index 8777310..ab54770 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
@@ -27,11 +27,6 @@
 static u64 dma_mask64 = DMA_BIT_MASK(64);
 static u64 dma_mask32 = DMA_BIT_MASK(32);
 
-static void __init exynos5_dt_map_io(void)
-{
-	exynos_init_io(NULL, 0);
-}
-
 static int exynos5440_platform_notifier(struct notifier_block *nb,
 				  unsigned long event, void *__dev)
 {
@@ -105,7 +100,7 @@ static void __init exynos5_reserve(void)
 DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)")
 	/* Maintainer: Kukjin Kim <kgene.kim@xxxxxxxxxxx> */
 	.smp		= smp_ops(exynos_smp_ops),
-	.map_io		= exynos5_dt_map_io,
+	.map_io		= exynos_init_io,
 	.init_machine	= exynos5_dt_machine_init,
 	.init_late	= exynos_init_late,
 	.init_time	= exynos_init_time,
-- 
1.8.2.1

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